<template>
  <div class="login">
    <!--    顶部-->
    <div class="el-login-top" @mousedown="mousedown">
      <!--      <div class="left">-->
      <!--        <div style="float: left">-->
      <!--          <img  :src="logo" class="app-logo" />-->
      <!--        </div>-->

      <!--        <span class="app-name">{{title}}</span>-->

      <!--      </div>-->
      <div class="right">
        <el-button type="info" text @click="minimizeLogin">
          <el-icon size="20px">
            <Minus />
          </el-icon>
        </el-button>
        <el-button type="info" text @click="quitApp">
          <el-icon size="20px">
            <Close />
          </el-icon>
        </el-button>
      </div>
    </div>
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <div class="title-box">
        <h3 class="title">RuoYi-Vue-Plus多租户管理系统</h3>
        <lang-select />
      </div>
      <el-form-item prop="username">
        <el-input
          v-model="loginForm.username"
          type="text"
          size="large"
          auto-complete="off"
          :placeholder="proxy.$t('login.username')"
        >
          <template #prefix>
            <svg-icon icon-class="user" class="el-input__icon input-icon" />
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          type="password"
          size="large"
          auto-complete="off"
          :placeholder="proxy.$t('login.password')"
          @keyup.enter="handleLogin"
        >
          <template #prefix>
            <svg-icon icon-class="password" class="el-input__icon input-icon" />
          </template>
        </el-input>
      </el-form-item>
      <el-form-item v-if="captchaEnabled" prop="code">
        <el-input
          v-model="loginForm.code"
          size="large"
          auto-complete="off"
          :placeholder="proxy.$t('login.code')"
          style="width: 63%"
          @keyup.enter="handleLogin"
        >
          <template #prefix>
            <svg-icon icon-class="validCode" class="el-input__icon input-icon" />
          </template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" class="login-code-img" @click="getCode" />
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin: 0 0 25px 0">{{ proxy.$t('login.rememberPassword') }}</el-checkbox>
      <el-form-item style="width: 100%">
        <el-button
          :loading="loading"
          size="large"
          type="primary"
          style="width: 100%"
          @click.prevent="handleLogin"
        >
          <span v-if="!loading">{{ proxy.$t('login.login') }}</span>
          <span v-else>{{ proxy.$t('login.logging') }}</span>
        </el-button>
        <div v-if="register" style="float: right">
          <router-link class="link-type" :to="'/register'">{{
            proxy.$t('login.switchRegisterPage')
          }}</router-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2025 JCF All Rights Reserved.</span>
    </div>
  </div>
</template>

<script setup lang="ts">
import { getCodeImg } from '@renderer/api/login'
import { useUserStore } from '@renderer/store/modules/user'
import { LoginData } from '@renderer/api/types'
import { to } from 'await-to-js'
import { useI18n } from 'vue-i18n';
import logo from '@renderer/assets/images/logo.png'

const { proxy } = getCurrentInstance() as ComponentInternalInstance

const title = import.meta.env.VITE_APP_TITLE
const userStore = useUserStore()
const router = useRouter()
const { t } = useI18n()

const loginForm = ref<LoginData>({
  tenantId: '000000',
  username: 'admin',
  password: 'admin123',
  rememberMe: false,
  code: '',
  uuid: ''
} as LoginData)

const loginRules: ElFormRules = {
  tenantId: [{ required: true, trigger: 'blur', message: t('login.rule.tenantId.required') }],
  username: [{ required: true, trigger: 'blur', message: t('login.rule.username.required') }],
  password: [{ required: true, trigger: 'blur', message: t('login.rule.password.required') }],
  code: [{ required: true, trigger: 'change', message: t('login.rule.code.required') }]
}

const codeUrl = ref('')
const loading = ref(false)
// 验证码开关
const captchaEnabled = ref(true)

// 注册开关
const register = ref(false)
const redirect = ref('/')
const loginRef = ref<ElFormInstance>()

watch(
  () => router.currentRoute.value,
  (newRoute: any) => {
    redirect.value = newRoute.query && decodeURIComponent(newRoute.query.redirect)
  },
  { immediate: true }
)

const handleLogin = () => {
  loginRef.value?.validate(async (valid: boolean, fields: any) => {
    if (valid) {
      loading.value = true
      // 勾选了需要记住密码设置在 localStorage 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        localStorage.setItem('tenantId', String(loginForm.value.tenantId))
        localStorage.setItem('username', String(loginForm.value.username))
        localStorage.setItem('password', String(loginForm.value.password))
        localStorage.setItem('rememberMe', String(loginForm.value.rememberMe))
      } else {
        // 否则移除
        localStorage.removeItem('tenantId')
        localStorage.removeItem('username')
        localStorage.removeItem('password')
        localStorage.removeItem('rememberMe')
      }
      // 调用action的登录方法
      const [err] = await to(userStore.login(loginForm.value))
      if (!err) {
        electron.ipcRenderer.send('openHome')
        // await router.push('/');
        loading.value = false
      } else {
        loading.value = false
        // 重新获取验证码
        if (captchaEnabled.value) {
          await getCode()
        }
      }
    } else {
      console.log('error submit!', fields)
    }
  })
}

/**
 * 获取验证码
 */
const getCode = async () => {
  const res = await getCodeImg()
  const { data } = res
  captchaEnabled.value = data.captchaEnabled === undefined ? true : data.captchaEnabled
  if (captchaEnabled.value) {
    codeUrl.value = 'data:image/gif;base64,' + data.img
    loginForm.value.uuid = data.uuid
  }
}

const getLoginData = () => {
  const tenantId = localStorage.getItem('tenantId')
  const username = localStorage.getItem('username')
  const password = localStorage.getItem('password')
  const rememberMe = localStorage.getItem('rememberMe')
  loginForm.value = {
    tenantId: tenantId === null ? String(loginForm.value.tenantId) : tenantId,
    username: username === null ? String(loginForm.value.username) : username,
    password: password === null ? String(loginForm.value.password) : String(password),
    rememberMe: rememberMe === null ? false : Boolean(rememberMe)
  } as LoginData
}
const quitApp = () => {
  electron.ipcRenderer.send('quitApp')
}
const minimizeLogin = () => {
  electron.ipcRenderer.send('minimize-login')
}

const isKeyDown = ref(false)
const dinatesX = ref(0)
const dinatesY = ref(0)
const mousedown = (e) => {
  isKeyDown.value = true
  dinatesX.value = e.x
  dinatesY.value = e.y

  document.onmousemove = (ev) => {
    if (isKeyDown.value) {
      const x = ev.screenX - dinatesX.value
      const y = ev.screenY - dinatesY.value
      //给主进程传入坐标
      electron.ipcRenderer.send('move-login', {
        appX: x,
        appY: y
      })
    }
  }
  document.onmouseup = (ev) => {
    isKeyDown.value = false
  }
}

onMounted(() => {
  getCode()
  getLoginData()
})
</script>

<style lang="scss" scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background-image: url('@renderer/assets/images/login-background.jpg');
  background-size: cover;
}

.title-box {
  display: flex;

  .title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #707070;
  }

  :deep(.lang-select--style) {
    line-height: 0;
    color: #7483a3;
  }
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial, serif;
  font-size: 12px;
  letter-spacing: 1px;
}

.el-login-top {
  height: 5vh;
  position: fixed;
  top: 0;
  width: 100%;

  .right {
    position: fixed;
    right: 2vw;
    line-height: 5vh;
    height: 5vh;
  }

  .left {
    position: fixed;
    left: 1vw;
    line-height: 5vh;
    height: 5vh;

    .app-logo {
      width: 5vh;
      height: 5vh;
    }

    .app-name {
      margin-left: 10px;
      color: grey;
    }
  }
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
